Home / 19,186.48-28,783.65-8,093.17

Finding the Fourth Proportional to 19,186.48, 28,783.65 and 8,093.17

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Solution

The fourth proportional to 19,186.48, 28,783.65 and 8,093.17 is: 12,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.48 : 28,783.65 = 8,093.17 : x
  2. Step 2: Convert to fraction form
    19,186.48/28,783.65 = 8,093.17/x
  3. Step 3: Cross multiply
    19,186.48x = 28,783.65 × 8,093.17
  4. Step 4: Simplify right side
    19,186.48x = 232,950,972.67
  5. Step 5: Solve for x
    x = 232,950,972.67/19,186.48
  6. Step 6: Final answer
    x = 12,141.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.